revdep/elf-cache.h



    1 // Copyright (C) 2016 James Buren
    2 //
    3 // This file is part of revdep.
    4 //
    5 // revdep is free software: you can redistribute it and/or modify
    6 // it under the terms of the GNU General Public License as published by
    7 // the Free Software Foundation, either version 3 of the License, or
    8 // (at your option) any later version.
    9 //
   10 // revdep is distributed in the hope that it will be useful,
   11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
   12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   13 // GNU General Public License for more details.
   14 //
   15 // You should have received a copy of the GNU General Public License
   16 // along with revdep.  If not, see <http://www.gnu.org/licenses/>.
   17 
   18 #pragma once
   19 
   20 #include "elf.h"
   21 #include "pkg.h"
   22 #include <unordered_map>
   23 
   24 typedef std::unordered_map <std::string, Elf *> ElfMap;
   25 
   26 class ElfCache {
   27 private:
   28 	ElfMap _data;
   29 	bool findLibraryByDirs(const Elf *elf, const std::string &lib, const StringVector &dirs);
   30 	bool findLibraryByPath(const Elf *elf, const std::string &lib);
   31 
   32 public:
   33 	~ElfCache();
   34 	const Elf *LookUp(const std::string &path);
   35 	bool FindLibrary(const Elf *elf, const Package &pkg, const std::string &lib, const StringVector &dirs);
   36 };